Question

What is the surface area of a rectangular prism with length fifteen millimeters, width eleven millimeters , and height three millimeters?

fifty-eight square millimeters

one hundred seventy-four square millimeters

four hundred eighty-six square millimeters

four hundred ninety-five square millimeters

Answer 1

@calculusxy

Answer 2

2(15*11)
2(11*3)
2(15*3)

Find the products, then add.

Answer 3

Surface area is really the total amount of area that each of the faces have .

Answer 4

dont get it

Answer 5

Okay did you get the products?

Answer 6

245,025

Answer 7

No I meant from the multiplication equations that I gave you.

Answer 8

yeah i know

Answer 9

2(15*11)=
2(11*3)=
2(15*3)=

What are the products for these?

Answer 10

Did u multiply them by two?

Answer 11

330
66
90

Answer 12

So now add.

Answer 13

add the numbers i got

Answer 14

What did u get?

Answer 15

486

Answer 16

@calculusxy